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 LifeBridge Health - Department of Pathology
Tube Drawing Order
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Clinical and Laboratory Standards
Institute (CLSI)
Recommended Order of Tube
Draw
Glass and Plastic Blood Collection Tubes
| 1) Blood Culture Tubes |
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2) Coagulation tube (e.g., blue closure)
|
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3) Serum tube with or without clot activator, with or without gel (e.g., red closure)
|
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4) Heparin tube with or without gel plasma separator (e.g., green closure)
|
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5) EDTA (e.g., lavender closure)
|
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6) Glycolytic inhibitor (e.g., gray closure)
|
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Document # H3-A5 Vol.23, No.32
